Construction of School Building in near Taluk Office Survey No.531/2 in Tiruvallur Municipality

Amount

Earthwork for foundations in all soils and subsoils to full depth as may be directed,except in hard rock requiring blasting including shoring, strutting and baling out water wherever necessary and refilling the sides of foundations with excavated earth in layers not exceeding 15 cm thick,well rammed and consolidated and depositing the surplus earth in places shown within initial lead and lift including levelling the site etc. complete complying with standard specifications. (Footings)

Supplying and filling in foundation and basement with Crushed Stone Sand (M- Sand) in layers of not more than 15cm thick well rammed watered and compacted etc., complete complying with standard specification.

Supplying and filling in foundation and basement with well gravel layer not more than 15cm thick well ramped watered and compacted etc,. Complete with standard specification

Plain Cement Concrete 1:4:8 (one part of cement, four part of Crushed Stone Sand (M- Sand) and eight part of coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

Centering for soffits of RCC Slabs of plane surface like lintels, beams, etc., including strutting 3m high using mild steel sheets of size 90cm x 60cm x and B.G 10 stiffened with M.S angles of size 25mm x 25mm x 3mm laid over silver oak (C.w) joists of size 10cm x 6.5cm (spaced at about 90cm c/c) and supported by casurina props of 10cm to 13cm dia (spaced at 75cm c/c) complying with standard specification and directed - 10m² (P & D) Grade Beam

Centering for soffits of RCC Slabs of plane surface like lintels, beams, etc., including strutting 3m high using mild steel sheets of size 90cm x 60cm x and B.G 10 stiffened with M.S angles of size 25mm x 25mm x 3mm laid over silver oak (C.w) joists of size 10cm x 6.5cm (spaced at about 90cm c/c) and supported by casurina props of 10cm to 13cm dia (spaced at 75cm c/c) complying with standard specification and directed - 10m² (P & D) Beams and slabs

Centering for soffits of RCC Slabs of plane surface like lintels, beams, etc., including strutting 3m high using mild steel sheets of size 90cm x 60cm x and B.G 10 stiffened with M.S angles of size 25mm x 25mm x 3mm laid over silver oak (C.w) joists of size 10cm x 6.5cm (spaced at about 90cm c/c) and supported by casurina props of 10cm to 13cm dia (spaced at 75cm c/c) complying with standard specification and directed - 10m² (P & D) Column

Providing and laying in position Standardised Concrete Mix M-20 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 350Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone sand (M- Sand) but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as

Suppling and fabricating and placing in position MS (or) R.T.S. bar for reinforcement to all RCC works as per the design given including cost of steel and binding wire also in all floors.

Brickwork in CM 1:5 (One Cement & Five Crushed Stone Sand (M- Sand) using II class ground moulded bricks of size 9" X 43/8"X 2 3/4" including finishing, curing, etc., complete complying with standard specification - 100CFT

Plastering with cement mortar 1:3 (One part of Cement and Three part of Plastering Sand (P- Sand)), 10mm thick in all floors including cost and conveyance of all materilas to site and labour charges etc,complete as per standard specifications

Plastering with cement mortar 1:5 (One part of Cement and Five part of Plastering Sand (P- Sand)) 12mm, thick in all floors including cost and conveyance of all materilas to site and labour charges etc,complete as per standard specifications

White washing two coats with freshly burnt shell lime white in colour in all floors including cost of lime and other materials brushes scaffolding charges etc.complete complying with standard specification and as directed. -100sq.m S.I.333

Supply and fixing of M.S Grills for Doors and Windows with one coat of Red oxide with Primer including all costs such as welding,grinding and fabrication charges, cost and conveyance of all materials to site etc,complete as per standard specification.

Painting two coats of newly plastered wall surface with ready mixed Cement paint of first quality and of approved colour over a priming coat including preparing the surface, clean removal of dirt and including necessary plaster of paris putty wherever required etc., complete complying with standard specification.

Paving the floor with design Antiskirt ceramic tiles (colour and shade as directed) of size 305 mm x 305mm x 6 mm in all floors over a base layer of cement mortar 1:3 (One part of Cement and Three part of Plastering Sand (P- Sand)), 20mm thick laid in-situ and pointed with same coloured cement

Providing UPVC (Un-Plasticized Polyvinyl Chloride) Door: Providing and fixing casement doors fabricated from un-plasticized polyvinyl chloride (uPVC) sections. Profiles: The profiles should be three chamber system which provides high insulation properties with outer frame 60mm x 55mm with an outer wall thickness of 2.4mm. The window unit should be designed with all corner joints mitred and fusion welded. Windows should be steel reinforced with 25 x 24 x 25mm steel reinforcement with a thickness of 1mm to have dimensional stability. The sash should be of 60 x 102mm. The mullion should be of 60 x 74mm. The profiles should have co-extruded seals. Hardware: All the hardware like friction stays, handles should be screwed with self tapping screws. The handles, locks should be designed so that they cannot be released from outside. Glazing: The window system should be glazed with 5mm plain float glass / 6mm bison lam Installation: The profiles should be cut to length and welded 45 degrees. The window should be designed such that the water drainage does not pass through the reinforcement chamber. The window system should be fixed directly to the plastered brick wall using self expanding nylon plug and driving ms electroplated screws into plug.

Supplying and fixing UPVC (Un-Plasticized Polyvinyl Chloride) Windows of casement type (open) from the profile the size of outer frame 60mm x 58mm and shutter profile are reinforcement with GI/1mm 25GSM and 100% corrosion free, the profiles are multi chambered sections with wall thick of 2mm. The EPDM rubber (black colour) covered with over all the edges of frame and shutter the shutter will be provided with spag multi power point locks and also it operates as handle. The corners and joints should be welded and cleaned. Radiations free pin headed plain or brown olour glass 4mm thick should be provided to the shutter and it should not allow leakage of water even at most ranging storms and should have key lockable action, security protective hinges, strong locking systems and as per size for arresting noise and energy loss. The connecting mechanism between sash and outer frame that enables opening of the window. The window should be fixed to the wall with 100% packing with screws and silicon packing all round the frames. The window should be got approved from the executive Engineer before use on work

Wiring with 2 x 1.5 sq.mm. (22 / 0.3) PVC insulated single core unsheathed copper conductor of 1100V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories and with TW switch box and 5A FT switch with painting of suitable colour for open PVC light point / fan point (for electronic regulator) (5 points per coil) SD 18 PWD Electrical Data

Supply and run of 2 of 4 sq.mm. (56 / 0.3) PVC insulated single core unsheathed copper conductor of 1100V grade in suitable PVC rigid pipe on wall and ceiling with continuous earth wire connection of 14 SWG TC wire with painting of suitable colour - SD 56 PWD Electrical Data

Supply and run of 2 of 1.5 sq.mm. (22 / 0.3) PVC insulated single core unsheathed copper conductor of 1100V grade in suitable PVC rigid pipe on wall and ceiling with continuous earth wire connection 14 SWG TC wire with painting of suitable colour SD 54

Supply and fixing of single box type 4'40w fitting complete with copper choke and condenser with round blocks on wall or ceiling with flu tube with pvc unsheathed copper leads from terminals to the fitting etc, complete as per standards - SD 89 PWD Electrical Data

Supply and fixing of 1200mm (48") AC Ceiling fan complete with stepped electronic 300W regulator with 1 meter down rod on the existing clamp SD 107 PWD Electrical Data

Earting as per PWD standards with an earth electrode of 2mts class B GI pipe of dia 32mm complete with necessary masonry works SD 234 PWD Electrical Data

Supply and fixing of 3 phase 4 wire 4 way ICDB of 32A per way with 100A TPNMC switch with suitable trunking box MS cable entry boxes and internal connection on suitable angle iron frame work with earth connection - SD 178 PWD Electrical Data

Supply and fixng of TNEB meter board suitable for 3 phase 63A service connection made up of suitable angle iron frame work of size 2 feet x 1-1/2 feet using angle iron of size 1-1/2" x 1-1/2" x 1/4" rigidly fixed on wall covered with hylem sheet of size 2 feet x 1/2 feet of 6mm thickness with necessary bolts and nuts supports and supply and fixing of 3 Nos. 63A fuse units (500V), 1 No. neutral link, copper earth flat of size 1" x 1/4" with inter connection of EB meter to fuse units by 16 Sq.mm PVC insulated copper wire with earth connection complete - SD 129 PWD Electrical Data

Supply and fixing of 4'40W twin street light fluorescent fitting complete with copper choke and condensor with 19mm dia GI pipe (Class 'B') with 1 No. 19mm GI bend complete on the existing post / wall with 16A aerial fuse unit on MS plate with PVC unsheathed copper leads with MS clarnps and aluminium painting with fluorescent tubes - SD 94 PWD Electrical Data

Supply and delivery of 7/20 GI service wire including cost and conveyance of all materials to site and labour charges etc, complete complying with standard specification - SD 449

Writing Desk Table Top: E1 / E2 MDF+ Melamine surface + PP injection edge or High Quality Plywood + Laminate + PVC Edge Banding. Frame: Rust Preventive Powder coated Steel tube Seat / Back: High Quality Plywood + Laminate + PVC Edge Banding , Dimensions 1100mm x 950mm including Transportation Etc Work Completed.

Sitting Table Top: E1 / E2 MDF+ Melamine surface + PP injection edge or High Quality Plywood + Laminate + PVC Edge Banding. Frame: Rust Preventive Powder coated Steel tube Seat / Back: High Quality Plywood + Laminate + PVC Edge Banding , Dimensions 1100mm x 950mm including Transportation Etc Work Completed.

Supplying and erecting in position of following liters capacity Industrial Model Reverse Osmosis Water-cum-Purifier to deliver Potable Water with World Health Organisation (WHO) Standards with following accessories. (a) MS Skid - 1 No. (b) Media 11054 No. Vessel with 20 nb Multiport Valve (with Media Pubble and Fine Sand and Activated Carbon Filling) set (c) Feed Pump 0.50 HP – 1 No. (d) Vertical Pump 2-9, 2.00 HP / Single Phase – 1 No. (e) Membrane 40 x 40 filmtech (or) equilaents / Osmonic (USA) - 1 No. and Membrane Pressure Vessel 40 x 40 -1 No. & Pressure Gauge - 2 Nos. (f) Flow Meter - 1 No. 20” Filter with Housing - 1 No., Low Pressure Switch - 1 No., Level Switch - 1 No. & Necessary CPVC Pipes and Fittings. The system shall be provide with Two Panel Control System with necessary Stainless Valves and Fittings and Float Control etc. The rate should be inclusive of all civil works, wherever necessary to install the System in position and intact. 250Litres Capacity

Add Gst 18%

ravichandran (BID ID -1197028)